Biology: Unit 2 Test Study Guide (Chapter 4-6) Chapter 4



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Biology: Unit 2 Test Study Guide (Chapter 4-6)

Chapter 4

  • An Eggs-periment, p. 213

    • Why is an egg used as a model of the cell?

    • Need to Know Box, p. 217

  • Observing Cell Activity, p. 219

    • Use notes and Need to Know Box on p. 220 to compare/contrast hyper, hypo, and isotonic solutions.

    • What is a solution? Identify solute & solvent.

  • Essay: Compartments, p. 224

    • ID and describe the function of bolded cellular organelles/structures.

  • A Cell Model, p. 226

    • What is an indicator?

    • Review Need to Know Box, p. 228

    • What is evidence that sugar & starch did or did not diffuse across cell membrane?

    • Why didn’t starch diffuse across cell membrane?

    • Explain how the dialysis tubing was used as a model for the cell membrane.

  • Essay: Membranes, p. 231

    • What are the characteristics of the cell membrane?

    • What is it composed of?



  • Essay: Molecular Movement, p. 233

    • Use your reading guide I passed out for this essay to prepare for the test.

  • Circulatory System, p. 237

    • Use the notes we took in class to explain the functions of capillaries, veins, arteries, heart, lungs, alveoli, etc.

    • Explain how blood is pumped through the heart.

    • Review essay: Making Exchanges throughout the Body, p. 238.

  • Essay: Disposing of Wastes, p. 241

    • What is the function of the kidneys?

    • How do the kidneys filter waste?

    • Review the picture of the nephron on p. 243.

    • What is a diuretic?


Chapter 5

  • Essay: Homeostasis, p. 257

    • What is homeostasis?

    • Use the notes we took in class to compare physiological and behavioral responses.

    • Give an example of a reflex.

  • Essay: Careful Coordination, p 261

    • Use the reading guide we completed together in class to make flashcards of this content (if you have not already)

    • Review the reinforcement homework on feedback mechanisms.

  • Essay: The Breath of Life, p. 269

    • Review the reinforcement handout you completed for homework to review how oxygen from the air makes its way to your cells and how carbon dioxide released from your cells reaches the atmosphere.

  • pH is Everywhere, p. 278

    • Review Need to Know Box about pH, p. 278

    • Review Need to Know Box about buffers, p. 283

    • Do all organisms contain buffers? Nonliving things?

Chapter 6

  • Pushing the Limits, p. 294

    • List some minor and severe stressors that can affect the body.

  • Triage, p. 299

    • You will not be required to memorize the glossary of vital signs, however, you will be asked to triage a patient GIVEN the normal, serious, and critical range of vital signs.

    • What is the difference between hypothermia & hyperthermia?

  • Essay: Avoiding Disruptions, p. 310

    • Review the notes we took in class.

  • Need to Know Box, p. 316

  • When would you administer a vaccine vs. an antibiotic?



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